Home / 50,732.28-70,077.44-38,941.32

Finding the Fourth Proportional to 50,732.28, 70,077.44 and 38,941.32

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Solution

The fourth proportional to 50,732.28, 70,077.44 and 38,941.32 is: 53,790.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,732.28 : 70,077.44 = 38,941.32 : x
  2. Step 2: Convert to fraction form
    50,732.28/70,077.44 = 38,941.32/x
  3. Step 3: Cross multiply
    50,732.28x = 70,077.44 × 38,941.32
  4. Step 4: Simplify right side
    50,732.28x = 2,728,908,015.82
  5. Step 5: Solve for x
    x = 2,728,908,015.82/50,732.28
  6. Step 6: Final answer
    x = 53,790.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.